[Bug c/22439] New: ICE with unsigned char array: size_binop, at fold-const.c:1637

["etienne_lorrain at yahoo dot fr" <gcc-bugzilla at gcc dot gnu dot org>]

etienne@cygne:~/projet$ gcc fntbin2h.c
fntbin2h.c: In function 'fct':
fntbin2h.c:50: warning: passing argument 1 of 'fct2' from incompatible pointer 
type
fntbin2h.c:62: internal compiler error: in size_binop, at fold-const.c:1637
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
For Debian GNU/Linux specific bug reporting instructions,
see <URL:file:///usr/share/doc/gcc-4.0/README.Bugs>.
etienne@cygne:~/projet$ gcc -v
Using built-in specs.
Target: i486-linux-gnu
Configured with: ../src/configure -v --enable-
languages=c,c++,java,f95,objc,ada,treelang --prefix=/usr --enable-shared --
with-system-zlib --libexecdir=/usr/lib --enable-nls --without-included-
gettext --enable-threads=posix --program-suffix=-4.0 --enable-__cxa_atexit --
enable-libstdcxx-allocator=mt --enable-clocale=gnu --enable-libstdcxx-debug --
enable-java-gc=boehm --enable-java-awt=gtk --with-java-home=/usr/lib/jvm/java-
1.4.2-gcj-4.0-1.4.2.0/jre --enable-mpfr --disable-werror --enable-
checking=release i486-linux-gnu
Thread model: posix
gcc version 4.0.1 20050701 (prerelease) (Debian 4.0.0-12)
etienne@cygne:~/projet$

------------------------------
/* fntbin2h.c of Gujin (see sourceforge) */
void PRINTF (char *, ...);
void fct2(unsigned char *font[256], void *ptr);

void fct (unsigned fntheigh, void *ptr)
  {
  unsigned char font[256][fntheigh];
  unsigned font_index;
  const unsigned char font_order[256] = {
        0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
        0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
        0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
        0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,

        0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
        0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F,
        0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
        0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F,

        0x7F,  '¹',  '²',  '³',  '¼',  '½',  '¾',  '%',
         'ª',  'º',  '°',  '·',  '.',  ':',  ',',  ';',
        '\'',  '"',  '`',  '^',  '~',  '¨',  '´',  '¸',
         '«',  '»',  '¬',  '×',  'µ',  '&',  '§',  '¶',
         '[',  ']',  '{',  '}',  '(',  ')',  '<',  '>',
         '#',  '@',  '?',  '¿',  '!',  '¡',  '¦',  '|',
         '+',  '-',  '±',  '÷',  '/', '\\',  '_',  '­',
         '¯',  '*',  '=',  '¤',  '£',  '$',  '¢',  '¥',
         '0',  '1',  '2',  '3',  '4',  '5',  '6',  '7',
         '8',  '9',  ' ', 0xA0,  '®',  '©',  'Þ',  'þ', /* NBSP, big/small 
islandic thorn */

        /* Accented letter order:
                grave, acute, circumflex, tilda, trema, round */
         'A',  'À',  'Á',  'Â',  'Ã',  'Ä',  'Å',  'Æ',
         'B',  'C',  'Ç',  'D',  'Ð',  'E',  'È',  'É',
         'Ê',  'Ë',  'F',  'G',  'H',  'I',  'Ì',  'Í',
         'Î',  'Ï',  'J',  'K',  'L',  'M',  'N',  'Ñ',
         'O',  'Ò',  'Ó',  'Ô',  'Õ',  'Ö',  'Ø',  'P',
         'Q',  'R',  'S',  'ß',  'T',  'U',  'Ù',  'Ú',
         'Û',  'Ü',  'V',  'W',  'X',  'Y',  'Ý',  'Z',

         'a',  'à',  'á',  'â',  'ã',  'ä',  'å',  'æ',
         'b',  'c',  'ç',  'd',  'ð',  'e',  'è',  'é',
         'ê',  'ë',  'f',  'g',  'h',  'i',  'ì',  'í',
         'î',  'ï',  'j',  'k',  'l',  'm',  'n',  'ñ',
         'o',  'ò',  'ó',  'ô',  'õ',  'ö',  'ø',  'p',
         'q',  'r',  's',  't',  'u',  'ù',  'ú',  'û',
         'ü',  'v',  'w',  'x',  'y',  'ý',  'ÿ',  'z'
        };

  fct2 (font, ptr);
  PRINTF ("const union font_line_u font8x%u[256][%u] = {\n", fntheigh, 
fntheigh);
  for (font_index = 0; font_index < 256; font_index++) {
      unsigned cpt;
      if (   font_order[font_index] < 0x20
          || (font_order[font_index] >= 0x80 && font_order[font_index] < 0xA0))
          PRINTF ("    [0x%X] = {\n", font_order[font_index]);
        else if (font_order[font_index] == '\'' || font_order[font_index] 
== '\\')
          PRINTF ("    ['\\%c'] = {\n", font_order[font_index]);
        else
          PRINTF ("    ['%c'] = {\n", font_order[font_index]);
      for (cpt = 0; cpt < fntheigh; cpt++) {
          unsigned tmp = font[font_order[font_index]][cpt];
          PRINTF ("\t%c (%c,%c,%c,%c,%c,%c,%c,%c),\n",
//              (cpt == 0) ? 'T' : ((cpt == fntheigh - 1) ? 'B' : 'M'),
                'B',
                (tmp & 0x80)? 'X' : '_', (tmp & 0x40)? 'X' : '_',
                (tmp & 0x20)? 'X' : '_', (tmp & 0x10)? 'X' : '_',
                (tmp & 0x08)? 'X' : '_', (tmp & 0x04)? 'X' : '_',
                (tmp & 0x02)? 'X' : '_', (tmp & 0x01)? 'X' : '_');
          }
      PRINTF ("\t},\n");
      }

  PRINTF ("    }; /* font8x%u */\n", fntheigh);
  }
------------------------------

  Thanks,
  Etienne.

-- 
           Summary: ICE with unsigned char array: size_binop, at fold-
                    const.c:1637
           Product: gcc
           Version: 4.0.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: etienne_lorrain at yahoo dot fr
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: i486-linux-gnu
  GCC host triplet: i486-linux-gnu
GCC target triplet: i486-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22439